Running test/hotspot/jtreg/compiler/c2/irTests/TestDuplicateBackedge.java with "sde64 -future --" fails:

Failed IR Rules (1) of Methods (1)
----------------------------------
1) Method "public static float compiler.c2.irTests.TestDuplicateBackedge.test()" - [Failed IR rules: 1]:
   * @IR rule 1: "@compiler.lib.ir_framework.IR(phase={DEFAULT}, applyIfPlatformAnd={}, applyIfCPUFeatureOr={}, counts={"_#LOOP#_", "1", "_#COUNTED_LOOP#_", "1"}, applyIfPlatform={}, applyIfPlatformOr={}, failOn={}, applyIfOr={}, applyIfCPUFeatureAnd={}, applyIf={"DuplicateBackedge", "true"}, applyIfCPUFeature={}, applyIfAnd={}, applyIfNot={})"
     > Phase "PrintIdeal":
       - counts: Graph contains wrong number of nodes:
         * Constraint 1: "(\d+(\s){2}(Loop.*)+(\s){2}===.*)"
           - Failed comparison: [found] 2 = 1 [given]
             - Matched nodes (2):
               * 140 Loop === 140 167 135 [[ 140 76 75 109 141 ]] inner !orig=[72] !jvms: TestDuplicateBackedge::test @ bci:4 (line 50)
               * 167 Loop === 167 5 155 [[ 167 140 168 169 170 ]]
         * Constraint 2: "(\d+(\s){2}(CountedLoop\b.*)+(\s){2}===.*)"
           - Failed comparison: [found] 0 = 1 [given]
           - No nodes matched!

>>> Check stdout for compilation output of the failed methods

1) Compilation of "public static float compiler.c2.irTests.TestDuplicateBackedge.test()":
> Phase "PrintIdeal":
AFTER: print_ideal
   0 Root === 0 139 [[ 0 1 3 21 22 32 43 54 65 129 128 90 93 96 101 125 118 143 ]]
   1 Con === 0 [[ ]] #top
   3 Start === 3 0 [[ 3 5 6 7 8 9 ]] #{0:control, 1:abIO, 2:memory, 3:rawptr:BotPTR, 4:return_address}
   5 Parm === 3 [[ 167 ]] Control !orig=[38],[49],[60] !jvms: TestDuplicateBackedge::test @ bci:-1 (line 48)
   6 Parm === 3 [[ 139 ]] I_O !orig=[24] !jvms: TestDuplicateBackedge::test @ bci:-1 (line 48)
   7 Parm === 3 [[ 139 131 126 157 159 ]] Memory Memory: @BotPTR *+bot, idx=Bot; !orig=[25],[74] !jvms: TestDuplicateBackedge::test @ bci:-1 (line 48)
   8 Parm === 3 [[ 139 ]] FramePtr !jvms: TestDuplicateBackedge::test @ bci:-1 (line 48)
   9 Parm === 3 [[ 139 ]] ReturnAdr !jvms: TestDuplicateBackedge::test @ bci:-1 (line 48)
  21 ConF === 0 [[ 169 ]] #ftcon:1.000000
  22 ConI === 0 [[ 168 117 121 100 116 ]] #int:1
  75 Phi === 140 169 122 [[ 122 119 ]] #float !jvms: TestDuplicateBackedge::test @ bci:4 (line 50)
  76 Phi === 140 168 121 [[ 116 121 91 107 ]] #int !jvms: TestDuplicateBackedge::test @ bci:4 (line 50)
  90 ConL === 0 [[ 92 ]] #long:1717986919
  91 ConvI2L === _ 76 [[ 92 ]] #long:minint..maxint:www !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
  92 MulL === _ 91 90 [[ 94 ]] !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
  93 ConI === 0 [[ 94 ]] #int:34
  94 RShiftL === _ 92 93 [[ 95 ]] !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
  95 ConvL2I === _ 94 [[ 98 ]] #int:-214748365..214748364:www !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
  96 ConI === 0 [[ 144 165 ]] #int:31
  98 SubI === _ 95 141 [[ 102 100 ]] !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
 100 LShiftI === _ 98 22 [[ 103 ]] !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
 101 ConI === 0 [[ 102 ]] #int:3
 102 LShiftI === _ 98 101 [[ 103 ]] !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
 103 AddI === _ 100 102 [[ 107 ]] !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
 107 CmpI === _ 76 103 [[ 108 ]] !jvms: TestDuplicateBackedge::test @ bci:8 (line 50)
 108 Bool === _ 107 [[ 109 ]] [ne] !jvms: TestDuplicateBackedge::test @ bci:8 (line 50)
 109 If === 140 108 [[ 110 111 ]] P=0.900013, C=47896.000000 !jvms: TestDuplicateBackedge::test @ bci:8 (line 50)
 110 IfTrue === 109 [[ 126 131 ]] #1 !jvms: TestDuplicateBackedge::test @ bci:8 (line 50)
 111 IfFalse === 109 [[ 157 159 ]] #0 !jvms: TestDuplicateBackedge::test @ bci:8 (line 50)
 116 LShiftI === _ 76 22 [[ 117 ]] !jvms: TestDuplicateBackedge::test @ bci:13 (line 51)
 117 AddI === _ 116 22 [[ 157 157 168 165 162 ]] !orig=[164],[124] !jvms: TestDuplicateBackedge::test @ bci:15 (line 51)
 118 ConF === 0 [[ 119 122 ]] #ftcon:42.000000
 119 DivF === _ 75 118 [[ 169 157 176 ]] !orig=[163],[123] !jvms: TestDuplicateBackedge::test @ bci:20 (line 52)
 121 AddI === _ 76 22 [[ 132 144 76 126 126 ]] !orig=[124] !jvms: TestDuplicateBackedge::test @ bci:25 (line 54)
 122 MulF === _ 75 118 [[ 176 75 126 ]] !orig=[123] !jvms: TestDuplicateBackedge::test @ bci:31 (line 55)
 125 ConI === 0 [[ 132 126 157 162 ]] #int:1000
 126 SafePoint === 110 1 7 1 1 131 122 121 121 125 [[ 134 ]] SafePoint !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 128 ThreadLocal === 0 [[ 130 ]] !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 129 ConL === 0 [[ 130 ]] #long:48
 130 AddP === _ 1 128 129 [[ 131 159 ]] !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 131 LoadP === 110 7 130 [[ 126 ]] @rawptr:BotPTR, idx=Raw; #rawptr:BotPTR (does not depend only on test, raw access) !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 132 CmpI === _ 121 125 [[ 133 ]] !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 133 Bool === _ 132 [[ 134 ]] [lt] !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 134 If === 126 133 [[ 135 175 ]] P=0.983339, C=43106.101562 !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 135 IfTrue === 134 [[ 140 ]] #1 !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 139 Return === 174 6 7 8 9 returns 176 [[ 0 ]]
 140 Loop === 140 167 135 [[ 140 76 75 109 141 ]] inner !orig=[72] !jvms: TestDuplicateBackedge::test @ bci:4 (line 50)
 141 Phi === 140 170 144 [[ 98 ]] #int:-1..0 !orig=[97] !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
 143 ConI === 0 [[ 170 ]] #int:0
 144 RShiftI === _ 121 96 [[ 141 ]] !orig=[97] !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
 155 IfTrue === 156 [[ 167 ]] #1 !orig=135 !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 156 If === 157 161 [[ 155 173 ]] P=0.983339, C=4788.898926 !orig=134 !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 157 SafePoint === 111 1 7 1 1 159 119 117 117 125 [[ 156 ]] SafePoint !orig=126 !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 159 LoadP === 111 7 130 [[ 157 ]] @rawptr:BotPTR, idx=Raw; #rawptr:BotPTR (does not depend only on test, raw access) !orig=131 !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 161 Bool === _ 162 [[ 156 ]] [lt] !orig=133 !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 162 CmpI === _ 117 125 [[ 161 ]] !orig=132 !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 165 RShiftI === _ 117 96 [[ 170 ]] !orig=144,[97] !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
 167 Loop === 167 5 155 [[ 167 140 168 169 170 ]]
 168 Phi === 167 22 117 [[ 76 ]] #int !orig=76 !jvms: TestDuplicateBackedge::test @ bci:4 (line 50)
 169 Phi === 167 21 119 [[ 75 ]] #float !orig=75 !jvms: TestDuplicateBackedge::test @ bci:4 (line 50)
 170 Phi === 167 143 165 [[ 141 ]] #int:-1..0 !orig=141,[97] !jvms: TestDuplicateBackedge::test @ bci:7 (line 50)
 173 IfFalse === 156 [[ 174 ]] #0 !orig=[136] !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 174 Region === 174 173 175 [[ 174 139 176 ]] !orig=[136] !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 175 IfFalse === 134 [[ 174 ]] #0 !orig=[136] !jvms: TestDuplicateBackedge::test @ bci:37 (line 57)
 176 Phi === 174 119 122 [[ 139 ]] #float

SDE can be found here:
https://www.intel.com/content/www/us/en/developer/articles/tool/software-development-emulator.html